HRV数字计数到反射系数的转换模型

HRV数字计数到反射系数的转换模型

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
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yue@lreis.ac.cn
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Method-focused categoriesData-perspectiveRemote sensing analysis

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HRV数字计数到反射系数的转换模型

    (1) 波段i的辐射为:

式中,是卫星接受到的辐射;在波段i的数字计数;是波段i的校正系数。

(2) 从辐射计算表面反射系数的公式为:

式中,是太阳顶角;是外大气层太阳在波段i的辐射;d是地球与太阳间的距离;下标u表示未校正。

(3) 表面反射系数因子可由下面的线性方程确定:

式中,是根据从RTM得到的值经过回归拟合所得到的系数。

 

参考文献:

Moran M S, Jackson RD, Hart G F et al:从经过大气及视角校正的SPOT-2 HRV数据获取表面反射系数因子。Remote Sensing ofEnvironment199032

How to Cite

《资源环境数学模型手册》 (2018). HRV数字计数到反射系数的转换模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/76594691-0907-4d18-8089-73d911e22650
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Last modifier : 
zhengzhong
Last modify time : 
2020-12-19
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Contributor

contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feedback

History

Last modifier : 
zhengzhong
Last modify time : 
2020-12-19
Modify times : 
View History

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